Taxon  Report   292 
Ambrosia chamissonis  (Less.) E. Greene
Beach bur,  Silver beachweed
Ambrosia chamissonis
© 2012 Neal Kramer
Click on a photo to see it bigger.
Ambrosia chamissonis
© 2009 Keir Morse
Ambrosia chamissonis
© 2008 Margo Bors
Ambrosia chamissonis, a dicot, is a perennial herb that is native to California and is also found outside of California, but is confined to western North America.

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Ambrosia chamissonis
© 2006 Matt Below
Genus: Ambrosia
Coastal Strand
Habitat: coastal
Distribution by County 

Add an Observation of  Ambrosia chamissonis

Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Ambrosia chamissonis var. bipinnatisecta
PLANTS: Franseria chamissonis ssp. bipinnatisecta
PLANTS: Franseria chamissonis var. bipinnatisecta
PLANTS: Franseria chamissonis
XWALK: Ambrosia bipinnatifida
XWALK: Franseria chamissonis ssp. chamissonis
More information about  Ambrosia chamissonis
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
Landscaping information from Calscape
Photos on CalPhotos / Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


Search the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Feb 23, 2018).

The information on this page comes from diverse sources. None of the links are sponsored.